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Find the number of moles in 7.8L of N(2...

Find the number of moles in `7.8L` of `N_(2)` at STP.

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Number of moles `N_(2)= (" Volume of "N_(2)" at STP (in L) ")/(22.414L)= (7.8L)/(22.414L)= 0.35`.
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BRILLIANT PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTIONS
  1. Find the number of moles in 127.0g of copper.

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  2. Find the number of moles in 45g of water.

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  3. Find the number of moles in 7.8L of N(2) at STP.

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  4. Calculate the percentage of Cu in CuO

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